GENERAL SPECIFICATIONS
|
| Model Designation:
Series 60, Series 62, Series 75 |
| Wheel base: Series 60: 133; Series 62: 129; Series 75: 149-3/4 |
| Valve Location: In
head |
| Bore and
Stroke: 3-13/16
x 3-5/8 |
| Piston displacement, Cubic
Inches: 331.0 |
| Compression
ratio: 9.1 |
| Maximum
Brake Horsepower: 250
@ 4600 RPM |
| Maximum
Torque Lbs.Ft. @ RPM: 345
@ 2800 RPM |
| Normal
Oil Pressure Pounds: 35 |
TUNE UP SPECIFICATIONS (all models) |
| Spark Plug
Make: AC 44-5 |
| Spark Plug
Gap, Inch: .035 |
| Firing
Order: 18436572 (front
to rear: Right bank 2-4-6-8, left bank 1-3-5-7)
|
| Timing
Mark: "A" mark for premiurm fuel; "C" mark for regular fuel; location: Vib. Damper |
| Engine
Idle Speed, RPM: w/automatic 400 (in drive) |
| Cylinder
Head Torque Lbs.Ft.: 65-70 |
| Compression
Pressure & Cranking Speed: 165 min. |
| Voltage & Polarity: 12
volts, negative ground |
PISTON AND RING SPECIFICATIONS
|
| Fitting
Pistons with Scale: Pistons
removed from above. Shim thickness: .002 |
| Pounds
on a Pull Scale: 11 |
Ring End
Gap: In tapered bores,
fit rings in tightest portion of ring travel
Compression: .010
Oil: .010 |
| Clearance in Groove: Compression:
.0017-0035; Oil: .0015-.003 |
| Wristpin
Diameter, Inch: 1.000 |
VALVE SPECIFICATIONS
|
Operating
Clearance:
Intake:
0 Exhaust: 0 |
| Valve Seat
Angle, degrees: 44 |
Valve Timing: (BTDC
= before top dead center; ATDC = after top dead
center)
Intake
opens: 19 BTDC
Exhaust
Closes: 30 ATDC |
Valve Spring
Pressure Pounds at Inches Length:
Inner
Spring: 60 @ 1-11/16 |
| Valve Stem
Clearance: Intake: .0005-.0025; Exhaust:
.001-.0025 |
ENGINE BEARING SPECIFICATIONS
|
Connecting Rod Bearings:
Journal
Diameter, Inches: 2.2488-2.2493
Bearing Clearance, Inch: .0005-.002
Rod End Play, Inch: .008-.014
Rod Bolt Tension: Lbs.Ft.: 40-45 |
Main Bearings:
Journal
Diameter, Inches: 2.4990-2.4995
Bearing clearance: .0008-.0025
Shaft End Play: .001-.005 (Thrust
on Rear Bearing)
Main Bolt Tension: Lbs.Ft.: 90-100 |
CAPACITY DATA
|
Cooling
System:
Without
heater: Series 60, 62: 18 quarts; With heater: 20-1/3 quarts
Without heater: Series 75: 18 quarts; With heater: 22-4/5 quarts
|
| Fuel Tank: 20 gallons |
| Engine
Oil: 5 quarts |
| Transmission: Automatic: 12 quarts |
| Rear Axle: 5
pints |
1955 Cadillac 331 V8 (250 hp) Engine Specs
1955 Cadillac 331 V8 (270 hp) Engine Specs
1955 Cadillac 331 (250 hp) V8:
Distributor Specs
1955 Cadillac 331 (250 hp) V8:
Generator Specs
1955 Cadillac 331 (250 hp) V8:
Regulator Specs
1955 Cadillac 331 (250 hp) V8:
Starting Motor Specs
1955 Cadillac 331 (250 hp) V8:
Engine Tightening Specs
1955 Cadillac:
Wheel Alignment Specs
Return to Cadillac Engine Specs Index
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